Psych Final part 2 Flashcards
The fluid interior of a resting axon carries mostly _____ charged ions’ while the fluid exterior has mostly _____ charged ions
- negatively
- positively
The chemical messengers that convey info across the gaps btw neurons are called ______
- neurotransmitters
The ______ division of the autonomic nervous system produces relaxation, while the _____ division of the autonomic nervous system produces faster heart rate and causes an individual to perspire
- parasympathetic
- sympathetic
You are to pull your hand quickly away from an open flame before pain is felt bc _____
- movement of the hand is a reflex that involves intervention of the spinal cord only
the axons of certain neurons are covered by a layer of fatty tissue that helps speed neural transmission. This tissue is ______
- The Myelin sheath
heartbeat, digestion, and other self-regulating bodily functions are governed by the ____
- autonomic nervous system (ANS)
Correct sequence of transmissions of a single reflex?
- Sensory neuron, interneuron, motor neuron
Correct sequence of transmissions of a neural impulse?
- dendrite, cellbody, axon, synapse
I am a relatively fast acting chemical messenger that affects mood, hunger, sleep and arousal. who am i?
- serotonin
The gland that regulates body growth is the _____
- pituitary
the oldest and innermost region of the brain is the ______
- brainstem
At the base of the brainstem, where the spinal cord enters the skull, lies the _____, which controls heartbeat and breathing. Just above this part is the _____, which helps coordinate movements and controls sleep
- Medulla
- pons
Each hemisphere’s cortex is subdivided into four lobes, separated by prominent fissures, or folds. List the four lobes of the brain. ????
- frontal
- parietal
- temporal
- occipital
Following a head injury, a person has ongoing difficulties staying awake. most likely, the damage occurred to the ______
- reticular formation
The most complex functions of human behavior are linked to the most developed part of the brain, ______. This thin layer of interconnected neural cells is the body’s ultimate control and _______ center
- cerebral cortex
- info processing
If Dr. Rogers wishes to conduct an experiment on the effects of stimulating the reward centers of a rat’s brain, he should insert an electrode into the _______
- hypothalamus
Right hemisphere controls _____
- perceptual tasks
The visual cortex is located in the _______
- occipital lobe
Twins who developed from a single _______ egg are genetically identical. Twins who developed from different _____ fertilized eggs are no more genetically alike than siblings and are called ______ twins
- Monozygotic
- dizygotic
- fraternal
Heritability?
- proportion of variation among individuals that can be attributed to genes
The subfield of biology that studies the structure and functions of genes is _____. How that structure and function interact with our environment to influence behavior is the subject matter of ______.
- molecular genetics
- epigenetics
A pair of adopted children or identical twins reared in the same home are most likely to have similar _______
- religious beliefs
Each cell of the human body has a total of _____
- 46 chromosomes
The genome is best defined as ______
- the complete instructions from making an organisms
Researchers who study natural selection and the adaptive nature of human behavior are called _______
- evolutionary psychologists
According to evolutionary psychology, men are drawn sexually to women who seem ____, while women are attracted to men who seem _____
- Youthful and fertile
- mature and affluent
Mutations are random errors in _____ replication
- gene
The _______ of chromosomes determines the developing person’s sex. the mother always contributes a(n) _________. When the father contributes a(n)_________, the testes begin producing the hormone testosterone
- 23rd pair
- X chromosomes
- Y Chromosomes
4-year-old Sarah, who has very specific ideas about what it mean to be female and frequently adjusts her behavior accordingly, is demonstrating the importance of ______ in the formation of gender identity
- Gender Schemas
Collectivist cultures characterized by_____
- characterized by all of these values
Gender Refers to _______
- the socially influenced characteristics by which people define men and women
