BIO210 Final 3 Quizzes Review

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Which is accurate regarding ketoacidosis?

blood pH may drop below 7.05

Which of the following accounts for almost two-thirds of the mass of bone tissue?

calcium phosphate

what is the primary composition of organic compounds?

carbon and hydrogen atoms

The concept that each cell of an organism maintains homeostasis is part of our understanding of

cell theory

which of the following is an example of an anion?

chloride

which of the following activities expends the most calories per hour?

competitive swimming

The direct transfer of energy through physical contact is called

conduction

The molecule DNA contains the unique five-carbon sugar

deoxyribose

The sense of hearing is provided by receptors of the

internal ear

Which of the following is a trace mineral?

iron

about 40% of the energy released through catabolism is used to convert ADP to ATP. What happens to the remaining 60% of energy?

it escapes as heat to warm the tissues

which is the correct description of a molecule

it is comprised of two or more atoms sharing electrons

Hypovitaminosis of vitamin B12 can cause pernicious anemia, however, hypervitaminosis can cause

itching and tingling sensations

Narrow sheets of calcified matrix are referred to as

lamellae

the deltoid acts to

laterally rotate the shoulder

The bones of the upper arms and thighs are classified as

long bones

which of the following delivers cholesterol to peripheral tissues?

low-density lipoproteins

ATP is most closely related to

nucleotide

The bone cells that contribute to increases in calcium in blood are the

osteoclasts

Two hormones that work together to elevate calcium levels in the body are _______ and _________.

parathyroid hormone and calcitriol

The inner surface of the abdominal body wall is lined by which serous membrane?

parietal peritoneum

a sheath of connective tissue surrounding a bundle of striated muscle fibers is called

perimysium

The lacrimal glands

produces a slightly acidic secretion that contains lysozyme

The nucleus ultimately controls the synthesis of which of the following molecules

proteins

The mass number represents the number of

protons and neutrons in an atom

The process of binding a specific molecule and then bringing it into the cell in a vesicle is called

receptor-mediated endocytosis

the frequency of a sound is indicated to the nervous system by the

region of the basilar membrane of the spiral organ that is stimulated

Choose the distinctive feature of lumbar vertebrae.

relatively massive, stumpy spinous process that projects posteriorly

Gas exchange is a function of the

respiratory system

Characteristics of living organisms include the ability to

respond and adapt to their environment

the area between Z lines is the

sarcomere

an average individual has a basal metabolic rate (BMR) of about

7000cal/day

choose the correct statement regarding motor units

a motor neuron may control two or three muscle fibers of the eye muscles

A benign tumor refers to

abnormal cells remaining in one place

which of the following is the origin of the pectoralis minor?

anterior surfaces of ribs 3-5

which of the following occurs in intramembranous ossification?

fibrous connective tissue is converted to bone tissue, which first resembles spongy bone

Which of the following muscle acts to flex the finger joints and wrist?

flexor carpi ulnaris

describe the regional term "antecubitis."

front of elbow

In the liver and skeletal muscles, glucose molecules are stored as

glycogen

the vitreous body

helps to stabilize the eye shape

lipids that can diffuse easily across plasma membranes are called

triglycerides

A single stimulus-contraction-relaxation sequence in a muscle fiber is known as a

twitch

The heart, lungs, and small intestine are in body cavities located in the ___________ side.

ventral

The heart is surrounded by the __________ membrane

visceral

The membrane covering the surface of the lung is referred to as the

visceral pleura

In the skeletal system, compact bone is usually located

where stresses arrive from many directions

A DNA nucleotide specifically consists of

-deoxyribose sugar, nitrogenous base, phosphate group

Which statement is true about cells?

A cell is composed of all of the 4 major organic compound groups

The pituitary gland is located in the

sella turcica

Which of the following is an effect of aging on the muscular system?

skeletal muscle fibers become smaller in diameter

Movement of the sensory receptors in the ampullae of the semicircular canals

stimulates the receptor cells, altering us to rotational movement

Which muscle is not part of the rotator cuff set of muscles?

teres major

You and your twin sister, both 18 years of age, were in a car accident. She had a clean break across the humerus and the upper arm bone-no bleeding, no break in the skin. However, you have a very messy break of the distal tibia in the lower leg, requiring pins to be inserted. Which statement is true regarding the differences in your break and your sister's break?

you will be given antibiotics to reduce bacterial infection, whereas you sister will not.


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