A &P Midterm Review

Which of the following is described as layers or masses that have common functions?

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A tissue

Which of the diagrams best

shows the relationships between the

number of cells, tissues, and

organs?

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• Cells are the basic building blocks of all life. Choice C is the correct answer because cells, found in the greatest number, compose tissues, and tissues combine to form organs.

In the human body, the most complex level of

organization is theA. Organ

B. Organ System

C. Cells

D. Tissue

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organ system

The sum of all chemical reactions in

the body is called

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Metabolism

The mediastinum is within the

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thoracic cavity

Which of the following is not descriptive of the anatomical

position?

a. Arms to the side with the palms directed forward

b. Feet parallel to one another and flat on the floor

c. Head turned to the right

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C. Head turned to the right.

Chemicals are made up of smaller structures

called atoms and atoms can combine to form

molecules.

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True

Organelles are structures within cells that perform specific

functions

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True

The axial portion of the human

organism contains the arms and legs

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False

Sagittal planes divide the body into superior and inferior

portions

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False

The spinal cord is anterior to the heart.

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False

The organelles are found in the

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Cytoplasm of the cell

Interconnecting flattened sacs and elongated

canals that may contain ribosomes are part of

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endoplasmic reticulum

Energy released from glucose and other

nutrients is made useful to cells by the

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Mitochondria

The nucleolus is a small, dense body

composed mainly of

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RNA and Protein

Chromatin fibers coil into rod-like

structures known as

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chromosomes

The mechanism in which

molecules or ions spread randomly from areas of higher concentration to areas of lower

concentration is

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diffusion

Osmosis is a special case of

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•Diffusion

The phase of the cell cycle in which cell contents grow and

duplicate is1801701601501401301201101009080706050403020109876543210Seconds Left:

Interphase

Chromosomes first appear during

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Prophase