human physiology multiple choice writing questions biology

QUESTION 1

  1. Chemicals that serve as signals that elicit a response from target cells are called __________.
    transmitters
    steroids
    hormones
    ketones

QUESTION 2

  1. During muscle contraction, __________ shorten via an elaborate mechanism involving acting and myosin filaments.
    sarcomeres
    myofibrils
    Z discs
    neurons

QUESTION 3

  1. How many bones are in the human body?
    210
    206
    201
    309

4 points

QUESTION 4

  1. According to the course textbook, which of the following birth control methods has the lowest rate of unintended pregnancy?
    Combination birth control pill
    Male condom
    Female condom
    Implantables

4 points

QUESTION 5

  1. According to the course textbook, which of the following may not be prevented by using condoms?
    Chlamydia and yeast infections
    Syphilis and Gonorrhea
    Syphilis and yeast infections
    Herpes and genital warts

4 points

QUESTION 6

  1. Match each gland to its function.
    Thyroid
    Parathyroid
    Hypothalamus
    Adrenal gland
    Pancreas
    A. Secretes a hormone that raises calcium levels
    B. Secretes a hormone that stimulates T cells of the immune system
    C. Secretes both testosterone and estrogen
    D. Secretes calcitonin to lower blood calcium levels
    E. Secretes insulin and glucagon to regulate glucose levels
    F. Secretes a gonadotropin-releasing hormone
    G. Secretes FSH (follicle-stimulating hormone) and LH (luteinizing hormone)


QUESTION 7

  1. Match each part of the cerebrum or cerebellum stem to its association or function.
    Parietal lobe
    Frontal lobe
    Temporal lobe
    Occipital lobe
    Cerebral cortex
    Corpus callosum
    Thalamus
    Hypothalamus
    Cerebellum
    Brain stem
    A. Control center for hunger, thirst, and body temperature
    B. Controls reflexes and spontaneous functions
    C. Processes visual information
    D. Involved in processing auditory and olfactory information
    E. Allows communication between the two cerebral hemispheres
    F. Generating and understanding speech and other sensory information
    G. Relays information between the spinal cord and cerebrum
    H. Responsible for autonomic (involuntary) functions
    I. Processes voluntary muscle movement, involved in memory
    J. Processes information about touch and self-awareness
    K. Controls balance, muscle movement, and coordination

    QUESTION 8Also known as nerve impulse, a brief reversal of the electrical charge across the membrane of a nerve cell is known as __________ __________. (2 words)

QUESTION 9

  1. Bacterial STDs are usually treated with __________, which is not an effective treatment for viral STDs.

QUESTION 10

  1. The presence of __________ accounts for the differences in muscle mass among male and female humans.

QUESTION 11

  1. __________ muscle pairs contract in opposition to one another to create the movement of limbs and appendages.

QUESTION 12

  1. Discuss the difference between general senses and special senses. Then, of the special senses, decide which you think is either most important or least important and explain your position.Your answer must be at least 200 words in length.

QUESTION 13

  1. Imagine that you are a forensic detective and you have been tasked with analyzing a complete skeleton. How might you go about determining if the skeleton is male or female? What characteristics would you look for?Your answer must be at least 200 words in length.