Bio Exam Quiz #11

23 Questions | By Lestowers | Last updated: Mar 22, 2022 | Total Attempts: 109

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Exam 1 review for BIO 311

Questions and Answers

1.

What are the functions of the Midbrain?
- A.
  
  Coordinate visual & audio reflexes, maintain consciousness, direct motor patterns at subconscious level
- B.
  
  Relay sensory info to other areas of brain stem or thalamus, regulate autonomic function
- C.
  
  Plays role in regulation of heart rate, flight or fight, and linking emotions to specific memories
2.

Functions of the Medulla Oblungata?
- A.
  
  Conscious thought, memory storage & processing, regulation of skeletal muscle contractions
- B.
  
  Storage and retrieval of long term memories
- C.
  
  Relay sensory info to other areas of brain stem or thalamus, regulate autonomic function
3.

The Cerebellum adjusts postural muscles as well as programs fine tuned movement controlled at conscious and subconscious level
- A.
  
  True
- B.
  
  False
4.

The is a part of the Limbic system and plays apart in regulation of the heart rate, flight or fight, and linking emotions to specific memories
5.

The hypothalamus is a center for...
- A.
  
  Somatic & visceral motor control
- B.
  
  Linking conscious intellectual functions of the cerebral cortex with unconscious & autonomic functions of the brainstem
- C.
  
  Emotions, autonomic functions & hormone production
6.

The autonomic nervous system controls...
- A.
  
  Hormone secretion
- B.
  
  Visceral functions outside our awareness
- C.
  
  Heart rate
7.

Connecting the cerebellum to the rest of the brain, somatic & visceral motor control, and respitory centers that can affect the M.O.'s respitory system describe the functions of the
8.

The hippocampus is responsible for ...
- A.
  
  Storage & retrival of long term memories
- B.
  
  Adjusting postural muscles as well as programs fine tuned movement controlled at conscious and subconscious level
- C.
  
  Emotions, autonomic functions & hormone production
9.

This part of the diencephalon is responsible for relaying and processing sensory info.
- A.
  
  Thalamus
- B.
  
  Hippocampus
- C.
  
  Hypothalamus
10.

One of the limbic systems functions is to regulate the conctrations of skeletal muscles
- A.
  
  True
- B.
  
  False, thats the cerebrums job
11.

Which system is rapid onset, highly localized, and has a short term effect
- A.
  
  Endocrine
- B.
  
  Nervous
12.

What do Beta blockers do
- A.
  
  Slow heart rate
- B.
  
  Lower heart rate & BP
- C.
  
  Release fatty tissue
13.

Which is not an effector of ANS
- A.
  
  Smooth muscle
- B.
  
  Cardiac muscle
- C.
  
  Nerves
- D.
  
  Adipocytes
14.

Conscious and subconscious control of skeletal muscles describes the divison of the nervous system
15.

The gland secretes products through ducts
16.

Which describes hormones
- A.
  
  Travel across synaptic cleft, limited to very specific area
- B.
  
  Travels through bloodstream, targets other organs & tissues
- C.
  
  Travels through extracellualr fluid, limited to local area
17.

What is the name of the amino acid derivative that form thyroid hormones like E, NE, dopamine and melatonin
- A.
  
  Catecholamine
- B.
  
  Steroid hormones
- C.
  
  Eicosanoid
18.

is cholesterol based and includes hormones like testosterone and estrogen
19.

What does the heart do when the SNS is activated?
- A.
  
  Constrict valves
- B.
  
  Increase heart rate and bloodpressure
- C.
  
  Slow heart rate and bloodpressure
20.

Insulin secretion is a sign of an active PNS
- A.
  
  True
- B.
  
  False
21.

Which is not another name for the PNS
- A.
  
  DDD
- B.
  
  Thoraco-lumbar
- C.
  
  Cranio-sacral
22.

What are signaling mocules for ANS
- A.
  
  E, NE, ACh
- B.
  
  ACTH & dopamine
- C.
  
  E & Beta receptors
23.

are neurotransmitters or hormones that can either speed up or slow down functions