anatomy
All organisms share a set of basic requirements. These include all of the following, with the exception of _____________, which is not required by all organisms, even if it is present in many.
carbon dioxide
What is the smallest level of organization considered to be living?
cell
The type of proteins that guide cells on the move in the bloodstream to their destination at a wound site are _____________.
cell adhesion molecules
The _____ serves as the source of the flagellum in sperm.
centriole
Choose the organelle that consists of microtubules and functions both in distributing chromosomes during cell division and in forming portions of cilia and flagella.
centrosome
The organelle termed the _____ produces the microtubules important in cell division.
centrosome
DNA can be found within chromosomes during division but prior to division DNA exists as long thin _____ strands.
chromatin
Which of the following means the same as frontal?
coronal
Which of the following pairs of terms is not correct?
costal, abdomen
The movement of particles from an area of higher to lower concentration is called _____.
diffusion
The ______________ system includes all the glands that secrete hormones.
endocrine
The _____ is a system of membranes designed to transport molecules within and out of cells.
endoplasmic reticulum
The tubular transport system that moves molecules throughout the cell is/are the _______________.
endoplasmic reticulum
Epithelial tissue is characterized by each of these traits, except that ____________.
epithelial cells are loosely packed and have much intercellular material
By which process does a glucose molecule move through a cell membrane protein carrier from a region of greater concentration to one of lower concentration?
facilitated diffusion
In what part of the nucleus does ribosome production occur?
in the area of the nucleolus
The chin can be described as being on the _____ surface of the skull.
inferior
A tumor on the side of the abdomen can be described as being on the _____ surface of the body.
lateral
he lower arm is _____________ to the stomach area, while the head is ________________ to the stomach.
lateral; superior
Molecules that are soluble in ___________ can pass through the fatty acid portion of the cell membrane unassisted.
lipids
Which of the following means the same as lower back?
lumbar
The ____________ system is responsible for transporting fluid and also houses the body's disease-fighting cells.
lymphatic
The term _____ can be used to imply all of the chemical reactions within a cell.
metabolism
Chromosomes align midway between centrioles during what phase of mitosis?
metaphase
The cristae are structures found within the _____ organelle.
mitochondrian
Anatomy is a term which means the study of _____.
morphology
Which of the following terms cannot be properly paired?
nasal, buccal
The _________ of the cell directs its overall activities as well as houses its genetic material.
nucleus
Skin or bone is an example of what level of organization?
organ
Which of the following is the most complex level of organization?
organ system
The _____________ cavity is the portion enclosed by the pelvic bones.
pelvic
Which one of the following traits is not a characteristic of life shared by all organisms?
photosynthesis
A study dealing with the explanations of how an organ works would be an example of _____.
physiology
Which field, when compared to the others, tends to rely more on experimentation to find new answers?
physiology
Which term refers to the back of the knee?
popliteal
Which chemicals on the surface of cells function to attach to and recognize hormones?
proteins
The _____ of the cell has a function directly related to the synthesis of proteins.
ribosome
____________ provide(s) both structural support and the enzymes needed to make proteins from amino acid building blocks.
ribosomes
The human liver is primarily located in the _____________________.
right upper quadrant of the abdominal area
A ______________ section divides the body into right and left portions.
sagittal
The __________ of a cell is the most critical factor in determining its function.
shape
Microvilli, which function to increase surface area, are more likely to be found in ____________ epithelium.
simple columnar
In the liver, the _____ may play a role in producing the enzymes that help detoxify drugs.
smooth endoplasmic reticulum
Which of the following includes the other terms?
system
Which types of genetic control normally holds mitosis in check?
tumor suppressor genes
The lungs are covered by a membrane called the _______________.
visceral pleura
Most of the body's homeostatic mechanisms operate by negative feedback, although a few function through positive feedback. Choose the example from the list below that operates by positive feedback.
A baby suckling at the breast stimulates greater milk production.
Select the correct statement about the science of anatomy.
Anatomy is concerned with the structure of body parts.
Choose the correct statement about cell membranes.
Ion channels function as gates, opening or closing to specific ions, under certain conditions.
Which feature is not a characteristic of the cell membrane?
It is made up of a phospholipid monolayer.
During what phase of the cell cycle does DNA replication occur?
S phase
Which of the following does not belong with others? A) diffusion B) osmosis C) active D) passive
active
Which of the following terms means the same as ventral in humans?
anterior
The ______________ of the body includes the head, neck, and trunk.
axial portion