Human Body Responses: Sensory, Heat, Exercise, Cerebellum
Sensory Receptors
- Meissner: Detects light touch, such as gentle caresses.
- Merkel: Detects sustained pressure on the skin’s surface.
- Pacinian: Detects deep, wide-field vibrations. These are unmyelinated.
- Ruffini: Detects skin stretching and sustained pressure.
Physiological Response to Heat
Heating the skin leads to increased cutaneous blood flow. Venous return from the extremities to the heart occurs through superficial veins. If the thermal gradient is large enough, sweating occurs, leading to skin cooling
Read MoreChild Development: Sensorimotor Stage Activities
Sensorimotor Stage: Functional Games
Children in the sensorimotor stage (0-2 years) develop skills in all areas. They make things, move, use objects, study, and experiment with objects and people. Construction play begins at this stage, in a simple and basic way.
0 to 3 Months
From the first day, a small child is able to look around. However, they can only see people and objects clearly when they are very close. The child is attracted to objects in motion, as well as light and colorful ones. These
Read MoreHandball Court Dimensions and Basic Rules
Handball Court Dimensions and Key Features
The handball court has a rectangular shape and consists of an area of play and two goal areas. The longer sides are called side lines, and the shorter ones are called goal lines. The court is 40 meters long by 20 meters wide.
Goal Area and Free-Throw Line
The goal area is delimited by a continuous line 6 meters from the goal. Three meters from this, there is a dotted line called the free-throw line.
Penalty Line
Between these two, there is a small line located
Read MoreKoalas, Soccer Camp, and Trump Ocean Club News
Koalas
What are Koalas?
A koala is a species of diprotodont marsupial of the family Phascolarctidae, endemic to Australia.
Where do Koalas Live?
Koalas live in Australia.
What do Koalas Eat?
Koalas eat eucalyptus leaves.
Physical Characteristics of Koalas
Koalas have a robust body without a tail, a big head, round and hairy ears, and a large spoon-shaped nose.
News Summary
Stormy Seas At Trump Ocean Club
On July 6, 2011, during a heavy thunderstorm, Donald Trump inaugurated the Trump Ocean Club in Panama,
Spectator Sport and Professional Sport: Impact and Ethics
The Spectator Sport and Professional Sport
The Spectator Sport
In the first half of the 16th century, sporting events were very popular, and sport itself became a spectacle. We can define spectator sport as sport at an elite level that gathers many admissions in its competitions, like the Olympics.
Competition between the participants is not the only objective; standards are tailored to promote the show. There are economic, political, and social factors, and the most important thing is winning.
There
Read MoreHip Muscles: Anatomy, Function, and Movement
Extension of the Hip
Muscles:
- Biceps Femoris
- Gluteus Maximus
- Semimembranosus
- Semitendinosus
Biceps Femoris
Full Description: This muscle consists of two heads (long and short portions).
Origin:
- The short head: In the lower third through the linea aspera.
- The long portion: The ischial tuberosity.
Insertion: Both heads meet in the back of the knee to end at the styloid process of the fibular head.
Function:
- The short portion: Flexor and external rotator of the knee.
- The long portion: Hip extensor, flexor, and external