Orbicularis - Study guides, Class notes & Summaries

Respiration relies on the muscles of inspiration & expiration. The thick, dome-shaped muscle that separates the abdomen from the thorax is the... A. sternocleidomastoid B. Levator costarum longis C. serratus posterior superior D. pectoralis major E. diaphragm - E. diaphragm Most pharyngeal muscles are innervated by the cranial nerves ... A. V,VII B. XI, XII C. X, XI D. IX, X E. VIII, X - D. IX (glossopharyngeal), X (vagus) --> these CN's make up the pharyngeal plexus The primary...

OCP Exam 2 Questions & Answers 2023/2024 Which muscles are involved in elevating the upper lid? - ANSWER-Levator palpebrae superioris, Muller's muscles and frontalis What is the attachment for the levator palpebrae superioris? - ANSWER-Lesser wing of sphenoid with main insertion and secondary insertion What is the attachment for Muller's muscles? - ANSWER-Aponeurosis of the levator to the upper border of tarsal plate What is the attachment of the frontalis? - ANSWER-Scalp to uppe...

Frontalis - broad, anterior, and superficial muscle - covers frontal bone of skull - aids in raising eyebrows, wrinkling the forehead, and pulling scalp forward orbicularis oculi - sphincter muscle of the eye - circular band around circumference of the eye - allows you to close an eye orbicularis oris - muscle that surrounds the mouth - involved in shaping the lips for functions such as food manipulation, puckering, and speech Depressor labii - located between the symphysis and mental fo...

Which of the following medications may affect successful contact lens wear? a. antacids b. antihistamines c. aspirin d. laxatives - Answer-antihistamines Which term refers to a sensitivity to light A.presbyopia B.Photophobia C.Pannus D. Ptosis - Answer-Photophobia The following is an example of what type of astigmatism? K's 42.50 @180 /40.50 @90 A. with the rule B. Lenticular astigmatism C.Against the rule D. Irregular astigmatism - Answer-Against the rule astigmatism The cornea...

HONDROS BIO 117 FINAL EXAM QUESTIONS AND ANSWERS LATEST 2024/2025 | 100% CORRECT | GRADED A+. What are the two major divisions of the skeletal system? - ANSWER axial skeleton and appendicular skeleton The skull, spine, sternum, and ribs are part of what division of the skeletal system? - ANSWER Axial The girdles, arms, and legs are part of what division of the skeletal system? - ANSWER Appendicular The tympanic cavity is located in the... - ANSWER Ear What part of the skull contains the o...

Orbicularis Oculi - Action & Innervation -:- Action: eye closure Innervation: facial nerve (CN VII) Obicularis Oris - Action & Innervation -:- Action: mouth closure: closes lips, protrudes lips forwards, presses lips against teeth Innervation: facial nerve CN VII Zygomaticus major/minor: Action & Innovation -:- Action: pull corners of lips upward Innervation: facial nerve CN VII Risorius: action & innervation -:- action: pulls the corners of the mouth posteriorly (grin or grimac...

IPAP 1-18 Ophthalmology Test Questions and Answers 100% Solved Which muscle closes the eyelid? ️️Orbicularis oculi, innervated by CN VII (Facial) Which muscle opens the upper eyelid? ️️Levator palpebrae superioris, innervated by CN III (Oculomotor) Which muscle assists in opening the eyelids? ️️Mueller's muscle, sympathetic innervation Which extraocular muscle is responsible for medial movement (adduction)? ️️Medial Rectus (CN III) Which extraocular muscle is responsi...

A&P 1 101 Module 5 Exam Question 1 2 / 2 pts There are three types of muscle tissue found in the body. Correct! True False Question 2 2 / 2 pts Smooth and cardiac muscle tissue are both un der voluntary control. True Correct! False Question 3 2 / 2 pts The musculocutaneous nerve is part of the central nervous system. True Correct! False False- this is a peripheral nerve Question 4 2 / 2 pts A motor signal is a signal that is sent from a muscle to the central nervous system. True Correct! False F...

Respiration relies on the muscles of inspiration & expiration. The thick, dome-shaped muscle that separates the abdomen from the thorax is the... A. sternocleidomastoid B. Levator costarum longis C. serratus posterior superior D. pectoralis major E. diaphragm Answer - E. diaphragm Most pharyngeal muscles are innervated by the cranial nerves ... A. V,VII B. XI, XII C. X, XI D. IX, X E. VIII, X Answer - D. IX (glossopharyngeal), X (vagus) --> these CN's make up the pharyngea...

Thoracic Wall - These are Muscles of the Rib Cage External Intercostals - Slant Downward and Forward Between Ribs Internal Intercostals - Slant Downward and Outward. Depress Ribs when You Forcefully Breathe Out External Oblique - Slants Same Direction as External Intercostals Inguinal Ligament - The Thick Inferior Edge of the EO Aponeurosis. An Important Land-mark in the "Groin" Internal Oblique - Slants Same Direction as Internal Intercostal. Under the External Oblique Trans...