Which organ separates the thoracic cavity from the abdominal cavity? a. Lungs b. Heart c. Descending aorta d. Diaphragm

Q: The portal vein brings blood from the intestines to the liver. Which statement is most likely true…

A: A major blood vessel that delivers nutrient rich blood from the digestive organs to the liver…

Q: The _________prevents most inspired particles such as dust from reaching the lungs.     A. action…

A: Lungs inhale oxygen through inspiration and exhale carbon dioxide through expiration. Air is…

Q: How is blood prevented from backflowing from the pulmonary trunk into the right ventricle? a.…

A: As the heart pumps blood, a definite series of valves open and close tightly. These valves ensure…

Q: Which one of the following is the beginning of the lower respiratory tract? a. trachea b. nasal…

A: The lower respiratory tract is the lower portion of the lungs from where respiration takes place.…

Q: After being absorbed into small intestine, the nutrient-loaded blood will first flow into? A. Muscle…

A: The body anxiously seeks delivery after the digestive tract has split down food into its essential…

Q: This organ may be part of the immune system and helps prevent infections in the large intestine.a.…

A: Digestive system This System functions to digest the food and absorb it. The absorbed food is then…

Q: 29 A. Intralobular connective tissue B. Alveoli C. Intralobular duct D. Interlobular duct 30 31 E.…

A: Correct match of the diagram is 29 -E        Interlobular  connective tissue 30- B        Alveoli…

Q: What is the heart chamber behind the sternum? 1. Right atrium 2. Left atrium 3. Right ventricle 4.…

A: The heart is divided into four chambers which include two atria and ventricles. The atria have…

Q: What happens during swallowing? a. Pharyngeal muscles push the bolus down so that it enters the…

A: Swallowing refers to the phenomenon in which an organism permits a substance to pass down the mouth…

Q: Which part of the body secretes CCK? A. The duodenum B. The fat cells C. The stomach D. The liver

A: Cholecystokinin is a hormone that is secreted in the gastrointestinal tract to stimulate fat and…

Q: Endocarditis is an inflammation of which portion of the heart? a. pericardium b. endocardium c.…

A: Heart is an organ that pumps blood and is originated from mesodermal tissue. Heart is exclusively…

Q: By what means are the lungs are attached to the walls of the thorax? Select one: a. Diaphragm b.…

A: Introduction: The pleura is a serous membrane that lines the thoracic cavity and lungs. It's further…

Q: Which structure is associated with the embryologic development of the peripheral nervous system? a.…

A: The peripheral nervous system is the division within the body's nervous system comprises of Nerve…

Q: The exchange of gases that occurs between the alveolar sac and the pulmonary capillary

A:

Q: Select the letter of the choice that best completes the statement. This structure contains 15 to 20…

A: The respiratory system is one of the important systems in the body that helps in the exchange of…

Q: Which of these statements about the pharynx is true? a. It extends from the nasal and oral cavities…

A: The pharynx helps in both digestion and respiration. The pharynx extends from the opening of the…

Q: Which is the order of airflow during inhalation? a. nasal cavity, trachea, larynx, bronchi,…

A: Step 1 Breathing is ventilation or movement that brings in fresh air into the lungs and removes foul…

Q: This connects the larynx to the bronchi in the lungs.a. epiglottis c. tracheab. pleura d. esophagus

A: The lungs are a pair of air-filled, spongy organs on either side of the chest (thorax). Via its…

Q: Expansion of the chest cavity during normal relaxed breathing is accomplished by the diaphragm…

A: Option A : external/internal abdominal oblique is incorrect:  Explanation They are active during…

Q: The pilomotor reflex is activated when a person experiences a strong emotion such as excitement or…

A: Answer : Option (B) is right. - sympathetic nervous system

Q: The following story illustrates the development of a high altitude illness. You fly from Vancouver…

A: Although the percentage of oxygen in inspired air is constant with altitude, the partial pressure of…

Q: Why is blood bypassed from the right side of the heart to the left via the ductus arteriosus and…

A: Blood, a specialized connective tissue, circulates throughout the human body and vertebrate animals…

Q: The delivery of oxygen and nutrients to the tissues of the body is accomplished through the_________…

A: The delivery of oxygen and vitamins to the tissues of the frame is more often than not carried out…

Q: Which of these can harm the intestinal lining? A. Aspirin B. Antibiotics C. Caffeine D. A and B

A: Intestine is the long-coiled tube that runs from the stomach to the anus. It is mainly involved in…

Q: he head of an unconscious patient to the side when providing oral care? a. To prevent accidental…

A: Oral care can be defined as the provision of oral hygiene to a patient when the patient is unable to…

Q: Which of the following would result in fluid moving from the blood into the interstitial space? a.…

A: In physiology, interstitial space is present between the cellular matrix and capillaries which is…

Q: Select the missing word from the choices, ALVEOLI : RESPIRATORY :: VENTRICLES : a. Endocrine b.…

A: A set of organs that cooperate to carry out one or more activities is known as an organ system in…

Q: When oxygen-rich blood from the lungs is pumped to the rest of the body, so the cells can use the…

A: Blood must always circulate to sustain life. It carries oxygen from the air as we breathe to the…

Q: What additional muscle actions would be involved in a forced expiration a. Relaxation of abdominals…

A: The changes in the air pressure between the lungs and the atmosphere result in breathing or…

Q: Which best describes the palatoglossus and palatopharyngeal arches? A. Palatine tonsils are found…

A: The posterior margin of the hard palate has a mobile fold of soft tissue, which is called the soft…

Q: sphincter prevents the acidic contents of the stomach from moving upward into the esophagus ? a.…

A: Introduction: A sphincter muscle is any of the ring-like muscles that encircle a body passage or…

Q: Which part of the brain is generally considered the master area for control of appetite? A. The…

A: The brain is an organ that plays a vital role in controlling many vital functions in our body.…

Q: The red blood cells are generated by? A. Spongy bone B. Red bone marrow C. Spleen D. Liver

A: Introduction :- A kind of blood cell that is produced in the bone marrow and circulated throughout…

Q: The _ stores bile, while the _ secretes digestive enzymes, and the _ is the largest visceral organ?

A: Q. The _ stores bile, while the _ secretes digestive enzymes, and the _ is the largest visceral…