Lecture Quiz 1 - Answers

Which progression represents the correct order of organization, from simpler to more complex? a) atom, cell, tissue, organ, system, organisms b) tissue, cell, system, organism, organ, body c) system, atom, cell, organ, tissue, organism d) atom, molecule, compound, cell, body, organism e) chemical, cell, organ, tissue, system, organism

a) atom, cell, tissue, organ, system, organisms

What are the four primary tissue types? a) muscle, nervous, epithelial, and connective b) bone, nerves, brain, and skin c) epithelial, nervous, cardiovascular, and alimentary d) skin, epithelial, connective, and integumentary e) contractile, protective, absorptive, and integumentary

a) muscle, nervous, epithelial, and connective

Which of the following body systems is not directed entirely toward maintaining homeostasis? a) reproductive system b) muscular system c) nervous system d) Both reproductive system and muscular system e) all of the answers

a) reproductive system

What are two examples of connective tissue? a) muscle and tendons b) bone and tendon c) ligaments and nerves d) cartilage and skin e) blood and muscle

b) bone and tendon

What are the two main categories of glands derived from epithelial cells? a) secretive and absorptive b) endocrine and exocrine c) internal and external d) embryonic and latent e) ducted and ductless

b) endocrine and exocrine

What are the two classes of homeostatic control? a) conscious and unconscious b) intrinsic and extrinsic c) intrinsic and internal d) extrinsic and external

b) intrinsic and extrinsic

The two systems concerned with the control of the body functioning are? a) nervous and respiratory b) nervous and endocrine c) endocrine and respiratory d) endocrine and lymphatic e) circulatory and endocrine

b) nervous and endocrine

Physiology is best defined as the ___________. a) study of all living things b) study of the bodily functions of living c) study of human relationships d) maintenance of the body temperature e) maintenance of physical fitness

b) study of the bodily functions of living things

Which of the following is an example of positive feedback mechanisms? a) blood sugar regulation by insulin b) uterine contractions during the birth of the baby c) working of a temperature sensitive heating system in the house d) body temperature regulations e) none of the above is a positive feedback

b) uterine contractions during the birth of the baby

Which of the following is a mechanistic rather than a teleological explanation of a physiological phenomenon? a) a person breathes to obtain oxygen b) a person sweats to cool off c) a person's stomach secretes digestive juices because it is stimulated by the nervous system d) a person's heart beats to pump blood e) a person's kidneys produce urine to eliminate wastes from the body

c) a person's stomach secretes digestive juices because it is stimulated by the nervous system

Which of the following is a specialized function of particular cell? a) obtaining nutrients and oxygen b) being sensitive to changes in the environment and responsiveness c) generation of an action potential leading to a release of a neurotransmitter d) elimination of carbon dioxide and wastes e) synthesis of proteins and cell components

c) generation of an action potential leading to a release of a neurotransmitter

Which two cell types lose the ability to reproduce soon after they are formed? a) skin cells and heart cells b)epithelial cells and muscle cells c) nerve cells and muscle cells d) kidney cells and pancreatic cells e) connective cells and nerve cells

c) nerve cells and muscle cells

Select the incorrect association. a) anatomy/body structure b) human body/multicellular c) oxygen/cell waste product d) physiology/body function e) unicellular/one-celled

c) oxygen/cell wasted product

The extracellular fluid is made up of which two components? a) lymph and plasma b) cellular matrix and globular filtrate c) plasma and interstitial fluid d) white blood cells and lymph e) red blood cells and interstitial fluid

c) plasma and interstitial fluid

Which of the following statements concerning negative feedback is incorrect? a) negative feedback exists when a change in a regulated variable triggers a response that opposes the change b) negative feedback exists when the input to a system increases the output and the output limits its own production by inhibiting the input c) with negative feedback, a control system's input and output continue to enhance each other d) most of the body's homeostatic control mechanisms operate on the principle of negative feedback

c) with negative feedback, a control system's input and output continue to enhance each other

What type of fluid resides within cells? a) systemic b) extracellular c) ribosomal d) intracellular e) plasma

d) intracellular

What type of tissue consists of cells specialized for transmitting messages? a) connective b) muscle c) bone d) nervous e) epithelial

d) nervous

By what means does the endocrine system regulate bodily processes? a) nerves b) electrolytes c) minerals such as calcium d) carbon dioxide e) hormones

e) hormones

Which sequence correctly illustrates a negative feedback system? a) input - negative effect - output - change b) external stimuli - effector - internal change - integration c) sensor - integrator - effector - compensatory response d) integrator - effector - compensatory response - sensor e) negative input - sensor - integrator - positive output

e) negative input - sensor - integrator - positive output