Exam 1: Introduction to Physiology and Homeostasis

Which of the following statements concerning negative feedback is NOT correct?

Highly differentiated tissues such as nervous and cardiac muscle are incapable of new cell production.

Which statement does NOT describe the study of physiology?

Some organs, such as the heart, skin, and intestine, belong to more than one body system.

____________________ tissue is composed of cells specialized for contraction and force generation.

Match the terms labelled a. through d. with their correct descriptions. (Options may be used more than once or not at all.) a.nervous tissue b.epithelial tissue c.muscle tissue d.connective tissue -The brain is made primarily of this tissue.

Match the terms labelled a. through d. with their correct descriptions. (Options may be used more than once or not at all.) a.nervous tissue b.epithelial tissue c.muscle tissue d.connective tissue -This tissue is distinguished by relatively few cells within an extracellular material.

Not all activities performed by the muscular and nervous systems are directed toward maintaining homeostasis.

Match the components labelled a. through d. with their correct role.Temperature-sensitive nerve cells monitor the body temperature and provide information about its status to a temperature-control centre in the hypothalamus, a part of the brain. The hypothalamus can bring about adjustments in body temperature by inducing shivering or sweating, among other things. a.controlled variable b.integrator c.sensor d.effector -temperature-sensitive nerve cells

The ____________________ system consists of all hormone-secreting tissues.

____________________ glands secrete through ducts in the skin.

Match the terms labelled a. through d. with their correct descriptions. (Options may be used more than once or not at all.) a.nervous tissue b.epithelial tissue c.muscle tissue d.connective tissue -This tissue type connects, supports, and anchors various body parts.

The term ________________ refers to the abnormal functioning of the body associated with disease.

Which of these statements regarding endocrine glands is correct?

Homeostasis is primarily operated by ____________________ mechanisms.

Match the terms labelled a. through d. with their correct physiological events. (Options may be used more than once or not at all.) a.intrinsic control b.negative-feedback control c.positive-feedback control d.feedforward control -increased blood flow into muscle tissue in response to a localized increase in carbon dioxide

All cells are capable of reproducing.

Which one of these sequences represents the correct hierarchy of biological organization?

____________________ muscle tissue composes the heart.

A lumen is a cavity within a hollow organ or tube.