Which type of muscle is responsible for constricting the walls of blood vessels?

A. Striated involuntary muscle

B. Striated voluntary muscle

C. Nonstriated involuntary muscle

D. Nonstriated voluntary muscle

how the blood, the nervous system, the cardiovascular system, and the muscular system each contribute to and support human respiration.

Water is a) crucial to all life b) essential to all life c) not that important d) found on most planets

Which most accurately describes the path that sound travels? external ear, tympanic membrane, external auditory canal, middle ear, inner ear tympanic membrane, external ear, external auditory canal, middle ear, inner ear external auditory canal,

After an automobile accident, Randy experienced a series of severe seizures. After the seizures stopped, Randy's ability to form new memories was greatly impaired.

An orthotic is a device that:

During sleep, the body provides fuel to the brain during sleep, the body provides fuel to the brain by breaking down body proteins. by converting glucose to glycogen. the body does not provide fuel to the brain during sleep. by engaging in ketosis

What happens to glucose inside a cell during cellular respiration? A. The cell uses ATP to break down glucose. B. The cell uses oxygen to break down glucose. C. The cell uses water to break down glucose. D.

The burning of fossil fuels has harmed the environment by

What is a type of research that involves observation and collecting data but does not include control

Forms of the Ras protein found in tumors usually cause which of the following? A) DNA replication to stop B) DNA replication to be hyperactive C) cell-to-cell adhesion to be nonfunctional D) cell division to cease E) growth factor signaling to be