A&P Chapter 1

Microscopic anatomy examines structures that _____ be seen by the unaided eye. A) cannot B) can

A) cannot

_____ describes the muscle layers in the wall of the small intestine.

Anatomy

Which is an accurate description of the anatomical position? A) The arms are positioned so that the thumbs point toward the body B) The individual is lying on his/her back C) The arms are at either side of the body with the palms facing forward D) The eyes look forwards, and the head is level

D) The eyes look forwards, and the head is level

The _____ system produces body movement and heat.

Muscular

_____ describes the mechanisms by which different nutrients are broken down.

Physiology

Responsible for exchange of gas

Respiratory system

The _____ system provides support and protection, site of hemopoiesis

Skeletal

True or False: Most processes in the body are controlled by negative feedback.

True

True or False: Sometimes a homeostatic imbalance occurs when a variable normally controlled by negative feedback is instead controlled by positive feedback

True

At the chemical level, _____ are the smallest units of matter.

atoms

moves blood containing hormones, nutrients, and gases

cardiovascular system

The brain is in the

cranial cavity

Secretes hormones to regulate growth and chemical levels in the blood

endocrine system

Physiologists examine the _____ of various organ systems.

function

Physiology is the study of _____ of body parts.

function

An increase in body size is ______ and an increased specialization as related to form and function is ______.

growth and development

Manus refers to the _____.

hand

The axial region of the body includes the

head and neck

The body's ability to maintain an average temperature of about 37°C regardless of the outside temperature is called _____.

homeostasis

Participates in immune response

lymphatic system

The _____ system controls body movement and conducts impulses for internal communication.

nervous

The anatomical term for the back of the head is

occipital

In a negative feedback process, the resulting action will always be in the _____ direction of the stimulus.

opposite

When a stimulus is reinforced to continue in the same direction until a climactic event occurs, it is best described as _____.

positive feedback

The component of homeostasis, called the _____, is the sensory nerve body structure that detects changes in a variable, which is either the substance or process that is regulated.

receptor

A receptor typically consists of ______.

sensory neurons

Histology refers to

study of tissues

Which plane divides the body into superior and inferior portions?

transverse plane

Filters the blood and removes waste from the blood

urinary system

The correct anatomical term for spinal column is ______ column.

vertebrae

Which term describes the relationship of the stomach to the spinal cord? A) superior B) medial C) proximal D) anterior E) posterior

D) anterior

The _____ system provides protection, regulates body temperature, and prevents water loss.

integumentary

Which term describes the relationship of the stomach to the spinal cord? A) posterior B) medial C) superior D) anterior E) proximal

D) anterior