HUMAN ANATOMY
6th Edition
ISBN: 9781260210262
Author: SALADIN
Publisher: RENT MCG
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Chapter 12, Problem 12.1.13AYLO
Summary Introduction
To determine:
About adductor pollicis, abductor pollicis brevis, flexor pollicis brevis, and opponens pollicis.
Introduction:
The main function of the hand's intrinsic muscles is to assist the extension and flexion of the forearm and make the precise finger movements. These muscles are divided into three categories, the thenar group, the hypothenar group, and the mid palmar group. The thenar group muscles are thick and fleshy and are located at the base of the thumb.
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The latissimus dorsi muscle taking origin from spinous processes T7-T12 vertebrae and spinous processes of the lumber vertebrae and iliac crest , this muscle insertion into intertubercular sulcus and inervation by thoracodorsal nerve *
T/F
Muscles of Facial Expression
Origin
Insertion
Action
Occipitofrontalis (Epicranius)
Orbicularis Oculi
Orbicularis Oris
Żygomaticus (no need to
distinguish major/minor)
Platysma
Risorius
Buccinator
Depressor Anguli Oris
The
muscle sends a tendon deep to
(though!) the bony arch of our cheek that we call
the zygomatic arch.
digastric
masseter
O temporalis
mylohyoid
Chapter 12 Solutions
HUMAN ANATOMY
Ch. 12.1 - Prob. 1AWYKCh. 12.1 - Prob. 2AWYKCh. 12.1 - Prob. 1BYGOCh. 12.1 - Prob. 2BYGOCh. 12.1 - Prob. 3BYGOCh. 12.1 - Prob. 4BYGOCh. 12.1 - Prob. 5BYGOCh. 12.1 - Prob. 6BYGOCh. 12.2 - Not everyone has the same muscles. From the...Ch. 12.2 - Prob. 7BYGO
Ch. 12.2 - Name the muscles that cross both the hip and knee...Ch. 12.2 - Prob. 9BYGOCh. 12.2 - Prob. 10BYGOCh. 12.3 - Prob. 11BYGOCh. 12.3 - Prob. 12BYGOCh. 12 - Prob. 12.1.1AYLOCh. 12 - Prob. 12.1.2AYLOCh. 12 - Prob. 12.1.3AYLOCh. 12 - Prob. 12.1.4AYLOCh. 12 - Prob. 12.1.5AYLOCh. 12 - Prob. 12.1.6AYLOCh. 12 - Prob. 12.1.7AYLOCh. 12 - Prob. 12.1.8AYLOCh. 12 - Prob. 12.1.9AYLOCh. 12 - Prob. 12.1.10AYLOCh. 12 - Prob. 12.1.11AYLOCh. 12 - Prob. 12.1.12AYLOCh. 12 - Prob. 12.1.13AYLOCh. 12 - Prob. 12.1.14AYLOCh. 12 - Prob. 12.1.15AYLOCh. 12 - Prob. 12.2.1AYLOCh. 12 - The three gluteal muscles-gluteus maximus, gluteus...Ch. 12 - The tensor fasciae latae of the hip and its...Ch. 12 - Prob. 12.2.4AYLOCh. 12 - Prob. 12.2.5AYLOCh. 12 - Prob. 12.2.6AYLOCh. 12 - Prob. 12.2.7AYLOCh. 12 - The hamstring muscles of the posterior compartment...Ch. 12 - Prob. 12.2.9AYLOCh. 12 - Prob. 12.2.10AYLOCh. 12 - Prob. 12.2.11AYLOCh. 12 - Prob. 12.2.12AYLOCh. 12 - Prob. 12.2.13AYLOCh. 12 - Prob. 12.2.14AYLOCh. 12 - Prob. 12.2.15AYLOCh. 12 - Prob. 12.3.1AYLOCh. 12 - Prob. 12.3.2AYLOCh. 12 - Prob. 1TYRCh. 12 - Prob. 2TYRCh. 12 - Prob. 3TYRCh. 12 - Prob. 4TYRCh. 12 - Which of these muscles does not contribute to the...Ch. 12 - Which of these actions is not performed by the...Ch. 12 - Prob. 7TYRCh. 12 - Prob. 8TYRCh. 12 - Both the gastrocnemius and ____________ muscles...Ch. 12 - Prob. 10TYRCh. 12 - Prob. 11TYRCh. 12 - Prob. 12TYRCh. 12 - Pronation of the forearm is achieved by two...Ch. 12 - Prob. 14TYRCh. 12 - Prob. 15TYRCh. 12 - Prob. 16TYRCh. 12 - Prob. 17TYRCh. 12 - Prob. 18TYRCh. 12 - Prob. 19TYRCh. 12 - Prob. 20TYRCh. 12 - Prob. 1BYMVCh. 12 - Prob. 2BYMVCh. 12 - State a meaning of each world element and give a...Ch. 12 - Prob. 4BYMVCh. 12 - Prob. 5BYMVCh. 12 - Prob. 6BYMVCh. 12 - State a meaning of each world element and give a...Ch. 12 - Prob. 8BYMVCh. 12 - Prob. 9BYMVCh. 12 - Prob. 10BYMVCh. 12 - Briefly explain why each of the following...Ch. 12 - Prob. 2WWWTSCh. 12 - Prob. 3WWWTSCh. 12 - Prob. 4WWWTSCh. 12 - Prob. 5WWWTSCh. 12 - Briefly explain why each of the following...Ch. 12 - Briefly explain why each of the following...Ch. 12 - Prob. 8WWWTSCh. 12 - Prob. 9WWWTSCh. 12 - Prob. 10WWWTSCh. 12 - Prob. 1TYCCh. 12 - Prob. 2TYCCh. 12 - Poorly conditioned middle-aged people may suffer a...Ch. 12 - Women who habitually wear high heels may suffer...Ch. 12 - A student moving out of a dormitory crouches in...
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- Muscles of Facial Expression Origin Insertion Action Occipitofrontalis (Epicranius) Orbicularis Oculi Orbicularis Oris Zygomaticus (no need to distinguish major/minor) Platysma Risorius Buccinator Depressor Anguli Oris Eperanal paneurosis Raterantus -Frental bety Comugator epeni- -Oeiptal bety Oieris on Levater la perierte pets bely of epioran Prental epicranius aised eyebrowiwrkes rehea Comugator superc Orbiculars oou Zygenatieus miner and mar ows) (angry eyebre Bucinator - Massele Rier O ris oris- Mentals k serecedomastd Tacee Depressor li inertori per apt Depressor anguli eris Platyama Zygomaticus major (smle) Orticulans ons Mentals (pout) Platysma tense neck) pucker) pertel es of thehead and neek, n teral vew (a) Actions of select facial muselesarrow_forwardThe muscle pulls the scalp anteriorly and posteriorly epicranius orbicularis oculi O orbicularis oris O zygomaticusarrow_forwardWhich of the following is NOT a facial muscle? depressor labii inferioris orbicularis oris sternocleidomastoid zygomaticus majorarrow_forward
- Pronation of the forearm is achieved by two muscles, the pronator _____ just distal to the elbow and the pronator _____ near the wrist.arrow_forwardeurosis Muscles of Facial Expression Origin Insertion Action Occipitofrontalis (Epicranius) Orbicularis Oculi Orbicularis Oris Zygomaticus (no need to distinguish major/minor) Platysma Risorius Buccinator Depressor Anguli Oris Frontal belly -Epleranius Corrugator supercilI Occipital belly Orbieularie oouli Levater labil superioris Temporalis Zygomatieus minor and major Prontal belly of epioranius (raised eyebrows/wrinkled forehead) Corugator superoili (angry eyebrows) Orbicularis oculi (blink) Buccinator Masseter Risorius Sternocieidomastoid Orbieularis oris Mertalis Thapeziun Depressor labii interioris Splenius capitis Depressor anguli oris Platysma Zygomaticus major (smile) Orbicularis oris (pucker) Mentalis (pout) Platysma (tense neck) (b) Superficial museles of the head and neck, left lateral view (a) Actions of select facial musclesarrow_forwardClassification of muscles according to theorientation of their fasciclesarrow_forward
- The _____ muscles diverge like a V from the middle of the upper thorax to attachments behind the ears.arrow_forwardWhich of the following muscles is an antagonist to semitendinosus? semimembranosus vastus medialis Obiceps femoris Ogluteus minimusarrow_forwardLateral rotation at the hip caused by gluteus medius and Pectineus Adductor longus Tensor fasciae latae piriformis Which of the following muscles is an antagonist to lateral rotation at the hip? Gluteus maximus Piriformis Sartorius Tensor fasciae latae Which of the following muscles is in a shortened position if a scapula is elevated Levator scapular Pectoralis minor splenius capitis Pertoralis majorarrow_forward
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