May 25, 2020 · PSY 350 Week 4 Quiz Attempt 2 Score for this attempt: 5 out of 5 Submitted 24 May at 19:51 This attempt took 12 minutes. Question 1 1 / 1 pts What produces difference in brain structure among males and females? chromosome pairings Correct! gonadal hormones axon development corpus callosum thickness
In a 2014 study, University of Pennsylvania researchers imaged the brains of 428 male and 521 female youths — an uncharacteristically huge sample — and found that the females’ brains consistently showed more strongly coordinated activity between hemispheres, while the males’ brain activity was more tightly coordinated within local brain regions.
Mar 02, 2019 · A key contributor to the differences in play behavior between males and females is a sex-based difference in the number of newborn cells in the part of the brain called the amygdala, which controls emotions and social behaviors. The research showed that males have fewer of these newborn cells, because they are actively eliminated by immune cells.
The male and female brains differ not only by how they work, but also on the size. For example, Natalie Angier and Kenneth Chang, neuroscientists, have shown that the women’s brain is about 10 percent smaller than the male’s, on average, even after accounting for women’s comparatively smaller body size. Three brain differences that affect ones behavior are the limbic size, the …
The cognitive differences between men and women. When Nirao Shah decided in 1998 to study sex-based differences in the brain using up-to-the-minute molecular tools, he didn’t have a ton of competition. But he did have a good reason.
Generally, females have two X chromosomes in their pair, while males have one X and one Y chromosome.
Boys react earlier in infancy to experimentally induced perceptual discrepancies in their visual environment. In adulthood, women remain more oriented to faces, men to things. All these measured differences are averages derived from pooling widely varying individual results.
layers. Nirao Shah studies how some genes at work in the mouse brain determine sex-specific behaviors, like the female trait of protecting the nest from intruders. He says most of these genes have human analogues but their function is not fully understood. Photograph by Lenny Gonzalez.
Women are twice as likely as men to experience clinical depression in their lifetimes; likewise for post-traumatic stress disorder. Men are twice as likely to become alcoholic or drug-dependent, and 40 percent more likely to develop schizophrenia.
Shah’s experiments in animals employ technologies enabling scientists to boost or suppress the activity of individual nerve cells — or even of single genes within those nerve cells — in a conscious, active animal’s brain. These experiments have pinpointed genes whose activity levels differ strongly at specific sites in male versus female mice’s brains.
In 1991, just a few years before Shah launched his sex-differences research, Diane Halpern, PhD, past president of the American Psychological Association, began writing the first edition of her acclaimed academic text, Sex Differences in Cognitive Abilities.
The male and female brains differ not only by how they work, but also on the size. For example, Natalie Angier and Kenneth Chang, neuroscientists, have shown that the women’s brain is about 10 percent smaller than the male’s, on average, even after accounting for women’s comparatively smaller body size. Three brain differences that affect ones behavior are the limbic size, the corpus collosum size, and the amount of gray and white matter.
But, scientists have found a few differences and similarities between the average male and female brain. The question is, whose brain is more superior? On average, women’s brains are more superior than men’s brains. The average woman has better use of her mental skills than the average man. “Women are better at interpreting body language,” (Brynie, 101-116), meaning that women can detect what one may be feeling faster than a man can.
Now, we know that this is not accurate because females and males have the same number of brain cells; female’s brain cells are just more densely packed to fit their smaller skulls. Also, males and females have the same average intelligence making the original research of scientists erroneous. Although the number of brain cells in both the male and female are the same, the differences between their brain structures account for the many differences among men and women. To begin with, the differences in the male and female brain’s cells and structure account for intellectual differences between males and females. Males and females have the same average intelligence, but they are stronger in different subjects.
It has been noted in many different studies that men tend to talk much more than women do. This was proven true in a study that Lynette Hirshman did in 1974 (Glass 33). It has also been proven that women tend to speak faster than men; this is due to the fact that women tend to be interrupted more often than men are, and also have the ability to speak more clearly, precisely, and more quickly than men can. In one study it was found that women spoke for an average of three minutes describing a painting, as opposed to the thirteen-minute average it took men to describe it. (Glass 33) Women tend to be more detailed when describing events, persons, places or things.
Women's Brain Women have smaller brains than that of their male counterpart. Since the ability to think is partly determined by the size of the brain it is obvious to an accurate researcher if I were to ignore the differences between the male and female brain. The question to be posed is, with the knowledge of the function of the human brain, can a scientist accurately determine if the differences in the way males and females perform various tasks is a biological phenomena, or rather as a result of social persuasion? All kinds of research have shown that the bigger the brain, generally, the smarter the animal. (1) However, as Emily Dickinson might agree, it is not the size of the brain that counts, but rather what is contained within the brain.
• Grey matter (or gray matter) is a major component of the central nervous system, consisting of neuronal cell bodies, neuropil (dendrites and myelinated as well as unmyelinated axons), glial cells (astroglia and oligodendrocytes), synapses, and capillaries.
Too much estrogen can have negative effects by weakening performance of learned tasks as well as hindering performance of memory tasks; this can result in females exhibiting poorer performance of such tasks when compared to males 26/01/2016 30. 31.
But female estrogen combines with oxytocin to produce a calming effect, whereas male testosterone only makes men more aggressive Estradiol Influences Cognitive Function specifically by en hancing learning and memory in a dose-sensitive manner.