Anatomy & Physiology Benchmark #1 Review
- 1.A cross bridge is formed when myosin heads bind to
- A.
Troponin
- B.
Actin
- C.
Tropomyosin
- D.
Ca++
- E.
Ca-
- 2.A distinction between motor neurons and sensory neurons is that
- A.
Motor neurons send messages to the sensory receptor cells, whereas sensory neurons send messages from the sensory receptor cells.
- B.
Motor neurons send messages to muscles and glands in the peripheral nervous system, whereas sensory neurons send messages from the somatosensory cortex.
- C.
Motor neurons carry information away from the central nervous system, whereas sensory neurons carry information to the central nervous system.
- D.
Motor neurons connect to interneurons, whereas sensory neurons do not.
- 3.A movement that decreases angle between articulating bones
- A.
Flexion
- B.
Extension
- C.
Protraction
- D.
Retraction
- 4.All of the following are functions of the skin EXCEPT:
- A.
Vitamin D synthesis
- B.
Negative feedback control of blood pressure
- C.
Thermoregulation
- D.
Barrier against infection
- E.
Sensation
- 5.Burns that affect all layers of the skin and may not be painful due to the damage to nerve endings are classified as
- A.
First degree, partial thickness
- B.
Second degree, partial thickness
- C.
Third degree, full thickness
- D.
First degree, full thickness
- 6.Cooling the surface of the skin and producing perspiration is the primary function of
- A.
Ceruminous gland activity
- B.
Sebaceous gland activity
- C.
Adrenal gland activity
- D.
Sudoiferous gland activity
- 7.Excessive exposure to UV light may damage
- A.
Cellular DNA, resulting in mutations
- B.
Connective tissue and cause wrinkling
- C.
Chromosomes and cause cancer
- D.
All of the above
- 8.Formed by Schwann cells in the PNS?
- A.
Nodes of Ranvier
- B.
Unmyelinated Axons
- C.
Dendrites
- D.
Myelin Sheath
- 9.Homeostasis can be defined as the existence and maintenance of a relatively constant enviroment within the body.
- A.
True
- B.
False
- 10.How many pairs of cranial nerves are there?
- A.
5 pairs
- B.
12 pairs
- C.
1 pair
- 11.Imagine a line drawn between the eyes to make a right and left side, what type of plane would that be considered?
- A.
Frontal
- B.
Sagittal
- C.
Lateral
- D.
Anterior
- 12.In a car accident, a person sustained major trauma to his brain and the spinal cord region of his neck. Damage, in this case, was mainly to areas of the
- A.
Autonomic nervous system.
- B.
Somatic nervous system
- C.
Central nervous system
- 13.In a patient with Spinal Muscular Atrophy, the most frequent cause of death is ________________________.
- A.
Organ failure
- B.
Respiratory infection
- C.
Heart attack
- D.
Dehydration
- 14.In the anatomical position the subject
- A.
Is lying down.
- B.
Has arms placed above the head.
- C.
Is standing upright facing the observer with the palms backwards.
- D.
Is standing upright facing the observer with the palms forward.
- 15.
![In the diagram, where are the ridges that serve as fingerprints? - ProProfs]( "In the diagram, where are the ridges that serve as fingerprints?")
In the diagram, where are the ridges that serve as fingerprints?- A.
A
- B.
F
- C.
G
- D.
H
- 16.
![In the diagram, where is the arrector pili muscle? - ProProfs]( "In the diagram, where is the arrector pili muscle?")
In the diagram, where is the arrector pili muscle?- A.
C
- B.
D
- C.
E
- D.
F
- E.
G
- 17.
![In the diagram, where is the sebaceous gland? - ProProfs]( "In the diagram, where is the sebaceous gland?")
In the diagram, where is the sebaceous gland?- A.
C
- B.
D
- C.
E
- D.
F
- E.
H
- 18.Information in neurons usually flows in what order?
- A.
Soma, dendrites, axon
- B.
Dendrites, soma, axon
- C.
Dendrites, myelin, axon terminals
- D.
Axon, soma, axon terminals
- 19.Jimmy went ice skating and fell and hit his head. After he got up he had problems with his vision. What structure of the brain was most likely affected?
- A.
Occipital Lobe
- B.
Parietal Lobe
- C.
Prefrontal Cortex
- D.
Frontal Lobe
- 20.John has some paralysis and loss of sensation in his right side after a motorcycle accident. It is likely that there is brain damage in the
- A.
Left hemisphere
- B.
Cerebellum
- C.
Right hemisphere
- 21.
![Label B - ProProfs]( "Label B")
Label B- A.
Biceps Brachii
- B.
Latissimus Dorsi
- C.
Buccinator
- D.
Pectoralis Major
- 22.
![Label G is on - ProProfs]( "Label G is on")
Label G is on- A.
Gastrocnemius
- B.
Deltoid
- C.
Sartorius
- D.
Latissimus Dorsi
- 23.
![Label I is on - ProProfs]( "Label I is on")
Label I is on- A.
Gastrocnemius
- B.
Tibialis
- C.
Sartorius
- D.
Latissimus Dorsi
- 24.
![Label J is on - ProProfs]( "Label J is on")
Label J is on- A.
Gastrocnemius
- B.
Biceps Femoris
- C.
Sartorius
- D.
Tibialis
- 25.
![Label M is on - ProProfs]( "Label M is on")
Label M is on- A.
Gastrocnemius
- B.
Deltoid
- C.
Sartorius
- D.
Latissimus Dorsi
Questions: 20 | Attempts: 56817 | Last updated: Sep 21, 2021
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