Chapter 1
During puberty, abnormal levels of hormones can cause people to experience an extreme range of emotions.
True
Friends have an effect on what we do and say.
True
Select all that apply. Which of the following qualities do responsible adults possess?
reliability punctuality patience friendliness
Select ALL of the following that are purposes of BOTH the female and male reproductive systems.
to produce reproductive hormones to produce reproductive cells to transport reproductive cells
Genetic engineering _______
uses recombinant DNA technology to alter an organisms' DNA
Most children can understand abstract symbols and solve complex problems by the time they are years old.
12
Most infants are able to crawl and speak a few words by the time they are .
18 months
The period of transition between childhood and adulthood is known as .
Adolesce
The skeleton consists of the skull, spine, ribs, and sternum.
Axial
The skeleton protects the body's vital organs.
Axial
What are the main organs of CNS
Brain Spinal cord
Air passes from the trachea into the lungs through two large tubes called _____ .
Bronchi
Skeletal and smooth muscles move when nerve impulses, sent from the , stimulate the muscle fibers, telling them to either contract or relax.
CNS
______transfer waste-filled blood from tissues into the pulmonary circulation.
Capillaries
The basic structural unit of the body is the
Cell
The nervous system receives information from sense organs and analyzes that information.
Central
On any given ___, there are a number of genes but not all the genes will be coding for proteins
Chromosome
The respiratory system works with the _____ system to add oxygen to the blood and remove carbon dioxide from the body.
Circulatory
How do proteins relate to DNA
DNA contains the codes that are used to manufacture proteins
The ____ system prepares food for absorption into the bloodstream.
Digestive
After the zygote divides into two cells, it is called a(n) .
Embryo
The system regulates the body's metabolism, growth, and functions of the sexual organs.
Endocrine
The ______prevents food or liquids from getting into the lungs.
Epiglottis
Cytoplasm contains all organelles
False
In which trimester does the following occur? The placenta begins absorbing nutrients and oxygen from the mother's body.
First
The human heart is divided into _____ chambers
Four
Scientists use this technology to map the human genome
Genetic chips
Which of the following would be characterized as "good cholesterol"?
HDL
The system protects internal organs from harmful bacteria, sunlight, and injury.
Integumentary
muscles move without conscious control.
Involuntary
The remove excess water, salts, uric acids, and chemicals from the blood.
Kidneys
The effort made by the mother's body to move the baby from the uterus and through the birth canal is called .
Labor
The main organ of the respiratory system is the____ .
Lungs
Movement occurs when the skeletal system works with the system.
Muscular
Which kind of tissue sends messages from the brain to the rest of the body?
Nerve
Which system is responsible for gathering, storing, and responding to information?
Nervous system
When a response to information is initiated, the nervous system carries the response to the rest of the body.
Peripheral
The forms a food substance into small balls and then pushes them into the .
Pharynx Esophagus
During childhood, development is not as rapid as in infancy.
Physical
The gland controls and regulates all other glands and secretes growth hormones.
Pituitary
Puberty begins when the gland increases the amount of in your bloodstream.
Pituitary Hormones
The stage of physical development during adolescence is called .
Puberty
The _____ circulation of the circulatory system brings carbon dioxide filled blood to the lungs.
Pulmonary
______blood cells bring oxygen to cells and take carbon dioxide away.
Red
In which trimester does the following occur? Facial features become apparent.
Second
In which trimester does the following occur? Fingers and toes develop.
Second
The development of sex characteristics cause girls to look like women and boys to look like men.
Secondary
The muscular system is composed of approximately 600 muscles.
Skeletal
Nutrients are absorbed into the bloodstream through small finger-like nodules on the wall of the called villi.
Small intestine
Which of the following would be a voluntary risk factor for lung cancer?
Smoking cigarettes
The nervous system transmits information to voluntary muscles while the nervous system transmits information to involuntary muscles.
Somatic Autonomic
While in the , food is broken down by powerful acids and turned into chyme.
Stomach
The _____ circulation disperses oxygen rich blood throughout the body.
Systemic
In which trimester does the following occur? The respiratory system becomes mature.
Third
A neuron transfers information in the form of an electrical impulse.
True
Adults may be able to offer you good advice.
True
During adolescence, a desire for independence increases
True
The stores the waste until it is ready to be expelled from the body.
Urinary bladder
Which part of the female reproductive system is responsible for protecting and nourishing a developing fetus?
Uterus
Which kind of tissue is designed to regulate temperature, secrete lubricants, and protect the body from harmful substances?
epithelial
Which systems comprise the nervous system?
peripheral nervous system Central nervous system