FREE BIOLOGY AND STUDY GAMES ABOUT PIVOT POINT

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FREE BIOLOGY AND STUDY GAMES ABOUT PIVOT POINT

CH 3 EXAM QUESTIONS

Actual Qs and Ans Expert-Verified Explanation

This Exam contains:

-Guarantee passing score -106 Questions and Answers -format set of multiple-choice -Expert-Verified Explanation Question 1: Drawing the head back, rotating the should blades and controlling the swing

of the arm are functions controlled by the latissimus dorsi and the:

• trapezius
• platysma
• pectoralis
• sternocleido

Answer:

Trapezius Question 2: Which muscle circles the mouth and is responsible for puckering and wrinkling the lips?

• risorius
• triangularis
• oris orbicularis
• quadratus labii

Answer:

Oris orbicularis

Question 3: Located at the end of each axon and responsible for sending messages away from

the nerve cell in the form of nerve impulses is a:

• neuron
• dendrite
• cytoplasm
• nerve terminal

Answer:

Nerve terminal Question 4: The seven bones that form the top part of the spinal column are called:

• carpals
• phalanges
• metacarpals
• cervical vertebrae

Answer:

Cervical vertebrae

Question 5: What muscle circles the eyesocket and closes the eyelid?

• corrugator
• auricularis
• buccinator
• orbicularis oculi

Answer:

Orbicularis oculi Question 6: The point at which two or more bones are joined together is called a:

• joint
• tendon
• synapse
• ligament

Answer:

Joint

Question 7: What tissue contracts when stimulated to produce motion?

• nerve
• epithelial
• muscular
• connective

Answer:

Muscular

Question 8: Which muscle is located between the eyebrows across the bridge of the nose and is responsible for drawing down and wrinkling the area across the bridge of the nose?

• risorius
• mentalis
• procerus
• corrugator

Answer:

Procerus

Question 9: Which nerves carry messages from the brain to the muscles?

• sensory
• afferent
• efferent
• receptor

Answer:

Efferent Question 10: The non-moving portion of the muscle attached to bone or other fixed muscle is

the:

• belly
• origin
• insertion
• synapse

Answer:

Origin Question 11: Which artery supplies blood to the crown and sides of the head? an angular

• parietal
• submental
• inferior labial

Answer:

Parietal Question 12: The muscles that respond to commands regulated by will are referred to as:

• cardiac
• striated
• involuntary
• non-striated

Answer:

Striated

Question 13: The gastrointestinal system includes all of the following EXCEPT:

• pharynx
• stomach
• esophagus
• lymph nodes

Answer:

Lymph nodes Question 14: The brain, spinal cord, spinal and cranial nerves make up the:

• central nervous system
• peripheral nervous system
• autonomic nervous system
• sympathetic nervous system

Answer:

Central nervous system Question 15: Raising the upper lip is accomplished by which of the following muscles?

• risorius
• masseter
• temporalis
• quadratus labii superioris

Answer:

Quadratus labii superioris Question 16: Bone is the hardest structure in the body and is composed of 1/3 organic matter

and:

• 2/3 oxygen
• 2/3 nitrogen
• 2/3 hydrogen
• 2/3 mineral matter

Answer:

2/3 mineral matter Question 17: Osteology is the area of science that is the study of:

• bones
• germs
• nerves
• muscles

Answer: