Bio Quiz 12

Question 1

What type of blood contains A antibodies (but not B antibodies) in the plasma and lacks Rh antigens?

  O positive 
  AB negative 
  None of the listed answers are correct 
  All of the listed answers are correct 
  A positive 
  B negative

Answer 1

B negative

Question 2

Which of the following is a function of the skeletal system?

  All of the listed answers are correct 
  None of the listed answers are correct 
  movement 
  protection 
  support

Answer 2

All of the listed answers are correct

Question 3

The __________________ collects and recycles fluids leaked from the cardiovascular system and is involved in fighting infections.

  arterial system 
  nervous system 
  All of the listed answers are correct 
  vascular system 
  None of the listed answers are correct 
  lymphatic system

Answer 3

lymphatic system

Question 4

Breathing rate will automatically increase when

the amount of carbon dioxide in the blood increases.
blood acidity decreases.
blood pH is high.
None of the listed answers are correct
All of the listed answers are correct
hemoglobin is unloaded.

Answer 4

the amount of carbon dioxide in the blood increases.

Question 5

__________is a protein that makes skin tough and waterproof.

  All of the listed answers are correct 
  Melanin 
  Endocrine 
  Dermis 
  None of the listed answers are correct 
  Keratin

Answer 5

Keratin

Question 6

Oil glands in the dermis release __________ , an oily secretion that lubricates the skin.

  melanin 
  lanolin 
  All of the listed answers are correct 
  None of the listed answers are correct 
  follicles 
  sebum

Answer 6

sebum

Question 7

Shortening of sarcomeres causes

  All of the listed answers are correct 
  tendons to expand 
  None of the listed answers are correct 
  muscles to contract. 
  Z lines to move apart. 
  muscles to relax.

Answer 7

muscles to contract.

Question 8

The bone at the end of a muscle attachment that does not move during muscle contraction is called the

  insertion. 
  None of the listed answers are correct 
  All of the listed answers are correct 
  tendon. 
  flexor. 
  origin.

Answer 8

origin

Question 9

Which organ receives the richest oxygen supply from blood returning from the lungs?

  None of the listed answers are correct 
  stomach 
  kidney 
  brain 
  All of the listed answers are correct 
  heart

Answer 9

Heart

Question 10

The chamber of the heart that sends blood to the lungs is the

  right ventricle. 
  All of the listed answers are correct 
  left ventricle. 
  None of the listed answers are correct 
  left atrium. 
  right atrium.

Answer 10

right ventricle

Question 11

The pacemaker of the heart is the

  coronary sinus. 
  inferior vena cava. 
  left ventricle. 
  sinoatrial node. 
  None of the listed answers are correct 
  All of the listed answers are correct

Answer 11

sinoatrial node.

Question 12

The bones of the arms and legs form

  the appendicular skeleton. 
  All of the listed answers are correct 
  vertebrae. 
  the pectoral girdle. 
  the axial skeleton. 
  None of the listed answers are correct

Answer 12

the appendicular skeleton.

Question 13

Which is not a factor that contributes to chronic coronary disease?

  no exercise 
  All of the listed answers are correct 
  a diet rich in fat 
  cigarette smoking 
  None of the listed answers are correct 
  unmanaged stress

Answer 13

None of the listed answers are correct

Question 14

_________ is a condition in which the oxygen-carrying ability of the blood is reduced.

  None of the listed answers are correct 
  Anemia 
  All of the listed answers are correct 
  Plasmodia 
  Diabetes 
  Hypothermia

Answer 14

Anemia

Question 15

Lymphatic vessels

  control blood clotting. 
  All of the listed answers are correct 
  produce antibodies. 
  None of the listed answers are correct 
  return fluid to the blood. 
  transport blood.

Answer 15

return fluid to the blood.

Question 16

The risk of developing skin cancer is increased by

  using sunscreen. 
  All of the listed answers are correct 
  exercising. 
  sunbathing. 
  eating oily foods. 
  None of the listed answers are correct

Answer 16

sunbathing

Question 17

Various types of _____________ support, protect, and insulate the body.

  nervous tissue 
  None of the listed answers are correct 
  connective tissue 
  epithelial tissue 
  All of the listed answers are correct 
  muscle tissue

Answer 17

connective tissue

Question 18

A disease in which the elastic fibers in the alveoli are destroyed is called

  arterioscierosis. 
  None of the listed answers are correct 
  asthma. 
  All of the listed answers are correct 
  atherosclerosis. 
  emphysema.

Answer 18

emphysema

Question 19

The diaphragm contracts and the pressure in the chest cavity decreases during

  asthma attacks. 
  exhalation. 
  bronchitis. 
  None of the listed answers are correct 
  All of the listed answers are correct 
  inhalation.

Answer 19

exhalation

Question 20

The dermis helps regulate body temperature by producing

  All of the listed answers are correct 
  warts. 
  oil. 
  None of the listed answers are correct 
  acne. 
  sebum.

Answer 20

None of the listed answers are correct