What two body structures contain flexible elastic cartilage?

Q: How does the myelin sheath differ between the CNS andthe PNS?

A: Nervous system is an important system which helps in maintaining the homeostasis of the human body. ...

Q: explain how the kidneys secrete hydrogen ions and howthese ions are buffered in the tubular fluid;

A: One of the functions of nephrons is tubular secretion which is the movement of materials from the bl...

Q: What is respiratory rate and how is it controlled?

A: The process by which the gaseous exchange occurs between the environment and an organism's body is t...

Q: You have learned that Shh is in part responsible for attracting commissural axons to the floor plate...

A: Neural patterning is the natural process by which cells in the formulating nervous system obtain dif...

Q: on Chapter 9 Clinical Case. Which anatomical category of joints is associated with Arthritis? Synovi...

A: Joint or articulation is defined as the place or point where two or more bones meet. Various degrees...

Q: Discuss the importance of threshold. How does this relate to the concept of APs being all or none? C...

A: Action potential refers to a fast, propagating change in the resting membrane potential of a cell. T...

Q: Define assimilation

A: The term assimilation refers to the mechanism through which cells of the body are supplied with nutr...

Q: Define endometrium

A: Introduction: The female's reproductive tract comprises the uterus, a pair of ovaries, a pair of ovi...

Q: Which of the following structures is not part of the bronchial tree?a. alveolib. bronchic. terminal ...

A: The respiratory system is an integral system of the body that helps in the exchange of respiratory g...

Q: Define cerebral nuclei

A: Cerebra nuclei can be defined as the part of the cerebrum which is present at the endbrain. It consi...

Q: Discuss causes of CAD and how it might be avoided

A: CAD or coronary artery disease is a type of heart condition that results from inflammation or plaque...

Q: Where along the nephron are glucose and amino acids reabsorbed?

A: The nephron is made of the Malpighian corpuscle and renal tubule. The Malpighian capsule is made of ...

Q: The internal and external calli are replaced by ________.a. hyaline cartilageb. trabecular bonec. os...

A: A fracture is a broken bone. The body has its own machinery of mending a broken bone. With the help ...

Q: Explain the functions of the nervous system.

A: A complex system of cells and nerves that is derived from the ectoderm germ layer during embryonic d...

Q: Briefly describe the experiment carried out to demonstrate that proteins are capable of lateral move...

A: The plasma membrane is composed of a lipid bilayer with proteins embedded peripherally or deeply int...

Q: Define endoderm

A: Endoderm can be defined as the type of germ layer from which adult organs such as the lining of the ...

Q: The role of the thymus gland in the human immune system

A: In the immune system, cells, tissues, and organs are a dynamic network. They help the body to combat...

Q: Describe the Flank-Starling law in the heart.   Describe how the heart alters stroke volume under sy...

A: The heart is a muscular organ , located just behind and slightly left of the sternum. The heart is m...

Q: What is the name of the tunnel in the new osteon (step 4)now occupied by a blood vessel?

A: The human skeletal system is the central structure of the body and made up of the bones, cartilages,...

Q: Place the following actions of synaptic transmission in the correct order: 1. voltage-gated Ca+2 cha...

A: The nervous system in the human body is responsible for controlling all the body parts through trans...

Q: Fill in the blanks: The three main components of a cell are the ___________, the ___________, andthe...

A: Cell membrane cytoplasm Nucleus

Q: During a hockey game, the puck hits a player in the mouth, knocking out all eight of his most anteri...

A: Teeth are the boney structures located in the maxillary and the mandible regions of the upper and lo...

Q: Anatomy and Physiology Question

A: Answer is 2875 cells

Q: What is adaptation?

A: Organisms and their environment are dynamic and interdependent. The term 'environment' means surroun...

Q: Describe how the cyclic increase and decrease in FSHand LH is produced.

A: The female reproductive system consists of internal organs and external genital structures. The inte...

Q: Define chordamesoderm

A: In anatomical terminology, chordamesoderm can be described as the group of mesodermal cells arranged...

Q: Define depression

A: Depression can be defined as a mood-related disorder that can result in loss of interest, persistent...

Q: What do the cavities of the neural tube become in theadult brain?

A: The rudiment of the components of the body’s central nervous system that is derived from the ectoder...

Q: How does the gall bladder concentrate bile?

A:  Bile is a digestive aid. It breaks down fats into fatty acids, which the digestive tract can absorb...

Q: Compare and contrast the following terms: Phagocytosis and pinocytosis

A: For various cell processes, including the absorption of essential nutrients, removal from the body o...

Q: Contraction of the bronchiolar smooth muscle has which of theseeffects?a. A smaller pressure gradien...

A: The breathing in of oxygen and the removal of carbon dioxide from the body through exhalation is ess...

Q: Define clonus

A: Muscle contraction is an increase in the tension or decrease in the length of the muscles. Muscle co...

Q: Define vasoconstriction and vasodilation.

A: The circulatory system's components that transport blood throughout the human body are known as bloo...

Q: Define cytoplasm

A: Introduction: The cell is regarded as the fundamental unit of life as all tissues, and any organized...

Q: What is the function of the tibial tuberosity?

A: Tibia, also called sin bone, is the lower leg's larger and stronger bone. The tibial tuberosity, a m...

Q: The _____ region is immediately medial to the coxal region:- a. inguinal b. hypochondriac c. umbilic...

A: SSBs are nucleoproteins that can be found in bacteria, bacteria, and animals. When opposed to double...

Q: Define endomysium

A: According to the muscle anatomy, each muscle is covered by a connective tissue sheath known as epimy...

Q: What is the difference between the arm and the upperlimb? Between the leg and the lower limb?

A: The muscular system is made up of specialized tissues called muscle fibers. These muscle fibers perf...

Q: Define gestation.

A: The term gestation refers to the beginning of fetal development that occurs after fertilization and ...

Q: Define diapedesis

A: In multicellular organisms, it confirms that the correct cells get to the correct location at the ri...

Q: What structural features distinguish adipose tissue fromother types of connective tissue? What is an...

A: The connective tissues are one of the most abundant and widely distributed tissues in the body.They ...

Q: Describe the function of rhodopsin.

A: Rhodopsin, also called visual purple, pigment-containing sensory protein that converts light into an...

Q: What is the function of a neurotransmitter?

A: In physiology, the word neurotransmitter refers to the chemical substances that are also referred to...

Q: 1Your patient has suffered an injury and is having difficulty swallowing food a nd also difficulty m...

A: The cranial nerve comprises twelve nerve that arises from the brain and is connected to the head, tr...

Q: What is the counter current system? Which type of nephron (cortical vs. juxtamedullary is responsibl...

A: In the body, fluid-like blood flows in the tubes or vessels. There can be two types of flow in the t...

Q: What is the function of mucous membranes?

A: The mucous membrane is a layer of epithelial tissue which is responsible for secreting mucus. It lin...

Q: If you were contracting and relaxing your masseter muscle, what would you probably be doing?

A: A paired, thick, rectangular and strong muscle that originates from the zygomatic arch and inserts a...

Q: During what timeframe does a fetus have enough mature structures to breathe on its own if born prema...

A: The human respiratory system is responsible for inhalation and exhalation of oxygen and carbon dioxi...

Q: What is the first line of defense against disease?

A: The immune system is an organ system of the body that is functionally responsible for protecting the...

Q: Hyperkalemia is abnormally high K+ in the blood.  Given the role of potassium in pumping cell action...

A: The T wave represents the ventricular repolarization. Hyperkalemia is the increase in the potassium ...