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Front Back
In humans, the upper limb is ________ to the lower limb.
The frontal plane divides the body into ________.
anterior and posterior parts
Human feet are ________ to the knee
In anatomical position, the ________.
feet are slightly apart, and the toes point forward
You pick up a vertebra to identify it and note that the transverse processes contain foramina. This unique feature identifies the vertebra as coming from the ________ region of the vertebral column.
This bone does not articulate with any other bone in the body. Muscles of the neck and tongue attach to it.
These are the cheek bones of the face.
Name the large bone or bones of the thigh.
This part of the coxal bone bears your weight when you sit.
ischial tuberosity
Name the bone or bones of the forearm.
radius and ulna
This special type of joint holds the teeth in place.
The integumentary system ________.
protects the deep organs from injury and drying out
The major organs of this system allow you to draw, play tennis, dance, and frown.
Bones and joints belong to this organ system.
The ________ and ________ are part of the respiratory system.
alveoli, trachea
This organ is a large muscular tube that ends at the anus.
large intestine
Which of the following is an organ system?
The cardiovascular system ________.
transports blood throughout the body
The major organs of the cardiovascular and respiratory systems, the heart and lungs, reside in the ________ cavity.
The spleen, thymus, and tonsils are all part of the ________ system.
The stomach belongs to this organ system.
The total magnification of an object can be found by ________.
multiplying the power of the objective lens by the power of the ocular lens
When you want to study a slide under the microscope, you place it on the ________.
If your ocular lens is 10×, the total magnification when using the midrange 45× objective lens is ________.
You begin your observations using the ________ lens and the ________ adjustment knob.
lowest-power, coarse
When studying a slide in a microscope, begin focusing with the ________-power objective lens in place.
Only one human cell has a flagellum. This specialization allows the cell to propel itself forward. It is a ________.
sperm cell
The division of human cells consists of a series of events, collectively called ________, or nuclear division, and ________, or division of the cytoplasm.
mitosis, cytokinesis
During ________, the shortest phase of mitosis, chromosomes are pulled toward the poles of the cell.
From the time a it is formed until it reproduces, the cell undergoes growth and carries out its functions in the body. What is the name for this portion of the cell's life cycle?
What event immediately precedes anaphase?
Chromosomes line up in the center of the cell.
The plasma membrane allows nutrients to enter the cell and keeps undesirable substances out of the cell. It also allows wastes to pass out of the cell and keeps valuable cell proteins inside the cell. This property is called ________.
selective permeability
Molecule A has a molecular weight of 175 and Molecule B has a molecular weight of 450. A 0.1 M solution of each is placed on agar gel. Which molecule will diffuse more rapidly through the agar?
molecule A
These molecules diffuse through the lipid portion of the plasma membrane.
CO2 and O2
A dialysis sac that is permeable to glucose and water is filled with water and placed in a beaker containing 20% glucose solution. Will there be a net transport of water across the dialysis sac? If so, in which direction will the water move, into the sac or out of the sac?
Yes, water will move out of the sac.
A membrane transport process is active if it requires ________.
energy provided by ATP
Which of the following is true about osmosis?
All of these statements are true about osmosis.
The force that causes water and solutes to cross cell membranes by filtration is ________.
a hydrostatic pressure gradient
In healthy people, it is good practice to use isotonic solutions for injections into veins of the circulatory system because ________.
isotonic solutions maintain the normal volume and function of red blood cells
A group of cells that are permeable to water are placed in a beaker of hypotonic solution. Will there be a net movement of water across the cell membranes? If so, will it move into or out of the cells?
Yes, water moves into the cells.
Nervous tissue contains neurons that ________.
have long processes extending from their cell bodies
Squamous epithelial cells ________.
are thin and flat, like fish scales
Which muscle tissue type is controlled voluntarily?
Simple epithelia have ________.
one type of epithelial cell, arranged in a single layer
This connective tissue is packed with parallel collagen fibers, attaches muscles to bone, and can withstand great stress when pulled in one direction.
dense regular
This is the most abundant and widely distributed tissue type in the body.
Of the basic muscle types, this is the "meat" of the body, attached to the skeleton, which moves the limbs and other body parts.
skeletal muscle
This type of connective tissue is found under epithelia, packaging organs, and surrounding capillaries.
Bone and cartilage are connective tissues that have ________.
ground substance that is firm or hard
Cardiac muscle is found in the ________.
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